1.Circadian Rhythms, Depressive and Anxiety Symptoms, and Chronotype: Interaction and Implication for Mental Health in Healthy Subjects
Jung Won YOU ; Yoonyoung NAM ; Rina YU ; Vin RYU
Mood and Emotion 2024;22(1):10-18
Background:
Circadian rhythms have gained importance in the field of psychiatry because of their involvement in overall body functions and their association with mental health. This study investigated the relationship between circadian rhythms, depressive symptoms, anxiety symptoms, and chronotype.
Methods:
Circadian rhythms, depression and anxiety symptoms, hypomanic symptoms, quality of life, hopelessness, and chronotype were evaluated in 30 healthy adults.
Results:
Multiple linear regression analysis revealed statistically significant correlations between Biological Rhythms Interview of Assessment in Neuropsychiatry (BRIAN) scores and certain factors. Particularly, Quick Inventory of Depressive Symptomatology (p=0.009), Beck Anxiety Inventory (p=0.03), and Morningness-Eveningness Questionnaire (p<0.001) were found to be significant predictors of the degree of circadian rhythm disruption, as measured by BRIAN. The results showed that irregularity in circadian rhythms was associated with depression and anxiety symptoms, and no significant correlation was observed between chronotype and irregularity in the circadian rhythms. The findings indicated that misalignment between an individual’s chronotype and societal norms, such as work schedules and meal times, could contribute to circadian rhythm disruption, particularly in individuals with an evening chronotype. In contrast, this disruption was associated with an increased risk of anxiety and depression.
Conclusion
These findings provide important information to better understand the impact of circadian rhythms on mental health.
2.Circadian Rhythms, Depressive and Anxiety Symptoms, and Chronotype: Interaction and Implication for Mental Health in Healthy Subjects
Jung Won YOU ; Yoonyoung NAM ; Rina YU ; Vin RYU
Mood and Emotion 2024;22(1):10-18
Background:
Circadian rhythms have gained importance in the field of psychiatry because of their involvement in overall body functions and their association with mental health. This study investigated the relationship between circadian rhythms, depressive symptoms, anxiety symptoms, and chronotype.
Methods:
Circadian rhythms, depression and anxiety symptoms, hypomanic symptoms, quality of life, hopelessness, and chronotype were evaluated in 30 healthy adults.
Results:
Multiple linear regression analysis revealed statistically significant correlations between Biological Rhythms Interview of Assessment in Neuropsychiatry (BRIAN) scores and certain factors. Particularly, Quick Inventory of Depressive Symptomatology (p=0.009), Beck Anxiety Inventory (p=0.03), and Morningness-Eveningness Questionnaire (p<0.001) were found to be significant predictors of the degree of circadian rhythm disruption, as measured by BRIAN. The results showed that irregularity in circadian rhythms was associated with depression and anxiety symptoms, and no significant correlation was observed between chronotype and irregularity in the circadian rhythms. The findings indicated that misalignment between an individual’s chronotype and societal norms, such as work schedules and meal times, could contribute to circadian rhythm disruption, particularly in individuals with an evening chronotype. In contrast, this disruption was associated with an increased risk of anxiety and depression.
Conclusion
These findings provide important information to better understand the impact of circadian rhythms on mental health.
3.Circadian Rhythms, Depressive and Anxiety Symptoms, and Chronotype: Interaction and Implication for Mental Health in Healthy Subjects
Jung Won YOU ; Yoonyoung NAM ; Rina YU ; Vin RYU
Mood and Emotion 2024;22(1):10-18
Background:
Circadian rhythms have gained importance in the field of psychiatry because of their involvement in overall body functions and their association with mental health. This study investigated the relationship between circadian rhythms, depressive symptoms, anxiety symptoms, and chronotype.
Methods:
Circadian rhythms, depression and anxiety symptoms, hypomanic symptoms, quality of life, hopelessness, and chronotype were evaluated in 30 healthy adults.
Results:
Multiple linear regression analysis revealed statistically significant correlations between Biological Rhythms Interview of Assessment in Neuropsychiatry (BRIAN) scores and certain factors. Particularly, Quick Inventory of Depressive Symptomatology (p=0.009), Beck Anxiety Inventory (p=0.03), and Morningness-Eveningness Questionnaire (p<0.001) were found to be significant predictors of the degree of circadian rhythm disruption, as measured by BRIAN. The results showed that irregularity in circadian rhythms was associated with depression and anxiety symptoms, and no significant correlation was observed between chronotype and irregularity in the circadian rhythms. The findings indicated that misalignment between an individual’s chronotype and societal norms, such as work schedules and meal times, could contribute to circadian rhythm disruption, particularly in individuals with an evening chronotype. In contrast, this disruption was associated with an increased risk of anxiety and depression.
Conclusion
These findings provide important information to better understand the impact of circadian rhythms on mental health.
4.Circadian Rhythms, Depressive and Anxiety Symptoms, and Chronotype: Interaction and Implication for Mental Health in Healthy Subjects
Jung Won YOU ; Yoonyoung NAM ; Rina YU ; Vin RYU
Mood and Emotion 2024;22(1):10-18
Background:
Circadian rhythms have gained importance in the field of psychiatry because of their involvement in overall body functions and their association with mental health. This study investigated the relationship between circadian rhythms, depressive symptoms, anxiety symptoms, and chronotype.
Methods:
Circadian rhythms, depression and anxiety symptoms, hypomanic symptoms, quality of life, hopelessness, and chronotype were evaluated in 30 healthy adults.
Results:
Multiple linear regression analysis revealed statistically significant correlations between Biological Rhythms Interview of Assessment in Neuropsychiatry (BRIAN) scores and certain factors. Particularly, Quick Inventory of Depressive Symptomatology (p=0.009), Beck Anxiety Inventory (p=0.03), and Morningness-Eveningness Questionnaire (p<0.001) were found to be significant predictors of the degree of circadian rhythm disruption, as measured by BRIAN. The results showed that irregularity in circadian rhythms was associated with depression and anxiety symptoms, and no significant correlation was observed between chronotype and irregularity in the circadian rhythms. The findings indicated that misalignment between an individual’s chronotype and societal norms, such as work schedules and meal times, could contribute to circadian rhythm disruption, particularly in individuals with an evening chronotype. In contrast, this disruption was associated with an increased risk of anxiety and depression.
Conclusion
These findings provide important information to better understand the impact of circadian rhythms on mental health.
5.Circadian Rhythms, Depressive and Anxiety Symptoms, and Chronotype: Interaction and Implication for Mental Health in Healthy Subjects
Jung Won YOU ; Yoonyoung NAM ; Rina YU ; Vin RYU
Mood and Emotion 2024;22(1):10-18
Background:
Circadian rhythms have gained importance in the field of psychiatry because of their involvement in overall body functions and their association with mental health. This study investigated the relationship between circadian rhythms, depressive symptoms, anxiety symptoms, and chronotype.
Methods:
Circadian rhythms, depression and anxiety symptoms, hypomanic symptoms, quality of life, hopelessness, and chronotype were evaluated in 30 healthy adults.
Results:
Multiple linear regression analysis revealed statistically significant correlations between Biological Rhythms Interview of Assessment in Neuropsychiatry (BRIAN) scores and certain factors. Particularly, Quick Inventory of Depressive Symptomatology (p=0.009), Beck Anxiety Inventory (p=0.03), and Morningness-Eveningness Questionnaire (p<0.001) were found to be significant predictors of the degree of circadian rhythm disruption, as measured by BRIAN. The results showed that irregularity in circadian rhythms was associated with depression and anxiety symptoms, and no significant correlation was observed between chronotype and irregularity in the circadian rhythms. The findings indicated that misalignment between an individual’s chronotype and societal norms, such as work schedules and meal times, could contribute to circadian rhythm disruption, particularly in individuals with an evening chronotype. In contrast, this disruption was associated with an increased risk of anxiety and depression.
Conclusion
These findings provide important information to better understand the impact of circadian rhythms on mental health.
6.Benefits and risks of diverting stoma creation during rectal cancer surgery
Masaya KAWAI ; Kazuhiro SAKAMOTO ; Kumpei HONJO ; Yu OKAZAWA ; Rina TAKAHASHI ; Shingo KAWANO ; Shinya MUNAKATA ; Kiichi SUGIMOTO ; Shun ISHIYAMA ; Makoto TAKAHASHI ; Yutaka KOJIMA ; Yuichi TOMIKI
Annals of Coloproctology 2024;40(5):467-473
Purpose:
A consensus has been reached regarding diverting stoma (DS) construction in rectal cancer surgery to avoid reoperation related to anastomotic leakage. However, the incidence of stoma-related complications (SRCs) remains high. In this study, we examined the perioperative outcomes of DS construction in patients who underwent sphincter-preserving surgery for rectal cancer.
Methods:
We included 400 participants who underwent radical sphincter-preserving surgery for rectal cancer between 2005 and 2017. These participants were divided into the DS (+) and DS (–) groups, and the outcomes, including postoperative complications, were compared.
Results:
The incidence of ileus was higher in the DS (+) group than in the DS (–) group (P<0.01); however, no patients in the DS (+) group showed grade 3 anastomotic leakage. Furthermore, early SRCs were observed in 33 patients (21.6%) and bowel obstruction-related stoma outlet syndrome occurred in 19 patients (12.4%). There was no significant intergroup difference in the incidence of grade 3b postoperative complications. However, the most common reason for reoperation was different in the 2 groups: anastomotic leakage in 91.7% of patients with grade 3b postoperative complications in the DS (–) group, and SRCs in 85.7% of patients with grade 3b postoperative complications in the DS (+) group.
Conclusion
Patients with DS showed higher incidence rates of overall postoperative complications, severe postoperative complications (grade 3), and bowel obstruction, including stoma outlet syndrome, than patients without DS. Therefore, it is important to construct an appropriate DS to avoid SRCs and to be more selective in assigning patients for DS construction.
7.Clinical meaning of sarcopenia in patients undergoing endoscopic treatment
Hiroyuki HISADA ; Yosuke TSUJI ; Hikaru KURIBARA ; Ryohei MIYATA ; Kaori OSHIO ; Satoru MIZUTANI ; Hideki NAKAGAWA ; Rina CHO ; Nobuyuki SAKUMA ; Yuko MIURA ; Hiroya MIZUTANI ; Daisuke OHKI ; Seiichi YAKABI ; Yu TAKAHASHI ; Yoshiki SAKAGUCHI ; Naomi KAKUSHIMA ; Nobutake YAMAMICHI ; Mitsuhiro FUJISHIRO
Clinical Endoscopy 2024;57(4):446-453
With increasing global life expectancy, the significance of geriatric assessment parameters has increased. Sarcopenia is a crucial assessment parameter and is defined as the age-related loss of muscle mass and strength. Sarcopenia is widely acknowledged as a risk factor for postoperative complications in diverse advanced malignancies and has a detrimental effect on the long-term prognosis. While most studies have primarily concentrated on the correlation between sarcopenia and advanced cancer, more recent investigations have focused on the relationship between sarcopenia and early-stage cancer. Endoscopic submucosal dissection (ESD), which is less invasive than surgical intervention, is extensively employed in the management of early-stage cancer, although it is associated with complications such as bleeding and perforation. In recent years, several reports have revealed the adverse consequences of sarcopenia in patients with early-stage cancer undergoing ESD. This literature review briefly summarizes the recent studies on the association between sarcopenia and ESD.
8.Comparison of boba pearls made from tapioca starch and other unconventional flours and starches: Their glycaemic response (GR)
Bhupinder Kaur ; Rina Yu Chin Quek ; Grace Cui Fang Ng ; Shalini Ponnalagu ; Christiani Jeyakumar Henry
Malaysian Journal of Nutrition 2022;28(No.3):357-368
Introduction: Boba milk tea, also recognised as bubble tea, is a popular beverage
in Asia. The primary component in bubble tea is “boba” or “pearl” balls, made of
tapioca starch. However, much remains to be seen if tapioca boba pearls have a
profound impact on blood glucose. Methods: In a randomised, controlled crossover, single-blinded design study, 12 healthy Chinese male adults (body mass index
21±14 kgm−2) attended four sessions. At each session, bubble tea consisting of
boba pearls made from tapioca starch (TS), sago starch (SS), high-amylose starch
+ sago starch (HA), or kithul flour + sago starch (KF) were served. Boba milk tea
was served at breakfast, with volunteers consuming them in a fasted state at each
session. The postprandial glycaemic response and insulin response were compared
within participants. Results: There were observed differences at time 180min for
incremental glucose between HA and SS (p=0.005), and for TS and SS for incremental
insulin (p=0.004). Glucose iAUC was lower for TS compared to the other boba pearl
treatments, although not significantly (p=0.093). There was no significant difference
in iAUC of insulin (p=0.104) between the four boba pearl milk teas. Conclusion:
With limited scientific research conducted on bubble milk tea, our study was the
first to document the glycaemic responses of tapioca starch boba pearls and boba
pearls made using unconventional flours and starches. The findings from this study
is an important first step for future work to develop healthier boba pearls for bubble
tea.
9.Effects of Depression and Anxiety Symptoms on Specific Cognitive Function by Evaluating Healthy Subjects
Kyuho KIM ; Yoon-Young NAM ; Jiyeon HAN ; Rina YU ; Vin RYU
Korean Journal of Psychosomatic Medicine 2021;29(1):42-48
Objectives:
:Based on the fact that cognitive functions decline known as comorbid symptoms of depression can precede depression, this study seeks to observe the effects of depressive symptoms and anxiety symptoms on cognitive function in healthy subjects.
Methods:
:To recruit 50 general populations to evaluate cognitive and clinical symptoms and to find out the effects of clinical symptoms on cognitive functions, Pearson correlation and multivariate regression were conducted. Correlation analysis of subdomain cognitive function was conducted for reliability analysis.
Results:
:Trail making test-B that evaluates the execution function correlates with depressive symptoms (r=0.300, p=0.03) and age (r=0.323, p=0.02). Depressive symptoms (β=0.304, p=0.03) and age (β=0.335, p=0.01) were significantly related to Trail making test -B (Adjusted R2 =0.148). Subjective cognitive tests correlates with anxiety symptoms (r=0.434, p=0.002). In the correlation between cognitive functional items, Subjective cognitive tests was found to be correlated with other test except Spotter.
Conclusions
:In this study, depressive symptoms contribute independently to executive functions in addition to demographic characteristics such as age and duration of education. Given that cognitive decline is a common long-term clinical outcome in depression, we expect active early intervention and evaluation of cognitive function to be helpful.
10.Cortical Volumetric Correlates of Childhood Trauma, Anxiety, and Impulsivity in Bipolar Disorder
Hyehyun SONG ; Myong-Wuk CHON ; Vin RYU ; Rina YU ; Dong-Kyun LEE ; Hyeongrae LEE ; Wonhye LEE ; Jung Hyun LEE ; Dong Yeon PARK
Psychiatry Investigation 2020;17(7):627-635
Objective:
More recently, attention has turned to the linkage between childhood trauma and emotional dysregulation, but the evidence in bipolar disorder (BD) is limited. To determine neurobiological relationships between childhood trauma, current anxiety, and impulsivity, we investigated cortical volumetric correlates of these clinical factors in BD.
Methods:
We studied 36 patients with DSM-5 BD and 29 healthy controls. Childhood trauma, coexisting anxiety, and impulsivity were evaluated with the Korean version-Childhood Trauma Questionnaire (CTQ), the Korean version-Beck Anxiety Inventory (BAI), and the Korean version-Barratt Impulsiveness Scale (BIS). Voxel-based morphometry (VBM) was used to assess gray matter volume (GMV) alterations on the brain magnetic resonance imaging (MRI). Partial correlation analyses were conducted to examine associations between the GMV and each scale in the BD group.
Results:
Childhood trauma, anxiety, and impulsivity were interrelated in BD. BD patients revealed significant inverse correlations between the GMV in the right precentral gyrus and CTQ scores (r=-0.609, p<0.0003); between the GMV in the left middle frontal gyrus and BAI scores (r=-0.363, p=0.044). Moreover, patients showed similar tendency of negative correlations between the GMV in the right precentral gyrus and BIS scores; between the GMV in the left middle frontal gyrus and CTQ scores.
Conclusion
The present study provides evidence for a neural basis between childhood trauma and affect regulations in BD. The GMV alterations in multiple frontal lobe areas may represent neurobiological markers for anticipating the course of BD.


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